Incremental AMR acquisition driving successive genotype replacements and the rise of extensively drug resistant (XDR) Shigella sonnei in Australia over 20 years.
Jake A. Lacey, Sally Dougall, Mathilda Wilmot, Himal Shrestha, Karolina Mercoulia, Paula Roydhouse, Jessica Barnden, Susan A. Ballard, Mihaela Viviana Ivan, Christian McGrath, Danielle J. Ingle, Benjamin P. Howden, Norelle L. Sherry
This study tracks the rise of extensively drug-resistant Shigella sonnei in Australia over 20 years, linking genotype changes to antimicrobial resistance and public health threats.
bioRxiv · Jun 25, 2026 · PreprintMicrobiology